Lena, a noble female investigator who is brainwashed with a new type of aphrodisiac and has beautiful legs, is convulsed and confined for 72 hours with a direct aphrodisiac that makes her cum so much that her reason is blown away

Rena discovers the organization of an evil pharmaceutical company that develops dangerous aphrodisiacs and terrorizes women around the world. Rena, whose sense of justice tends to make her act suddenly, ignores her superior's orders and embarks on an investigation on her own. He goes undercover as an advertising writer, but his true identity is discovered... He is given a super-powerful aphrodisiac that is still under development, is made to feel in an impossible way, is gang-raped, and orgasms...!